What is CVE-2021-39136?

CVE-2021-39136 is a high-severity vulnerability in Baserproject Basercms, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2021-08-25.

How severe is CVE-2021-39136?

High severity. CVSS v3 base score is 8.7 out of 10.

XSS in Baserproject Basercms

CVE-2021-39136

baserCMS is an open source content management system with a focus on Japanese language support. In affected versions there is a cross-site scripting vulnerability in the file upload function of the management system of baserCMS. Users are…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (68.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N.

Affected products

Baserproject Basercms — versions < 4.5.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/baserproject/basercms/security/advisories/GHSA-hgjr-632x-qpp3 (x_refsource_CONFIRM)
github.com/baserproject/basercms/commit/568d4cab5ba1cdee7bbf0133c676d02a98f6d7bc (x_refsource_MISC)
basercms.net/security/JVN_14134801 (x_refsource_MISC)
JVN#14134801 (third-party-advisory, x_refsource_JVN)

Frequently asked questions

What is CVE-2021-39136?: CVE-2021-39136 is a high-severity vulnerability in Baserproject Basercms, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2021-08-25.
How severe is CVE-2021-39136?: High severity. CVSS v3 base score is 8.7 out of 10.